ITTO20020376A1 - SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS - Google Patents

SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS

Info

Publication number
ITTO20020376A1
ITTO20020376A1 IT2002TO000376A ITTO20020376A ITTO20020376A1 IT TO20020376 A1 ITTO20020376 A1 IT TO20020376A1 IT 2002TO000376 A IT2002TO000376 A IT 2002TO000376A IT TO20020376 A ITTO20020376 A IT TO20020376A IT TO20020376 A1 ITTO20020376 A1 IT TO20020376A1
Authority
IT
Italy
Prior art keywords
weldings
constituted
finished
procedure
metal sheet
Prior art date
Application number
IT2002TO000376A
Other languages
Italian (it)
Inventor
Angelo Giuseppe D
Cesare Alippi
Giorgio Pasquettaz
Giovanni Invernizzi
Vincenzo Piuri
Original Assignee
Fiat Ricerche
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT2002TO000376A priority Critical patent/ITTO20020376A1/en
Publication of ITTO20020376A0 publication Critical patent/ITTO20020376A0/en
Priority to EP03007729A priority patent/EP1361015A1/en
Publication of ITTO20020376A1 publication Critical patent/ITTO20020376A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/12—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to investigating the properties, e.g. the weldability, of materials
    • B23K31/125—Weld quality monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Quality & Reliability (AREA)
  • Laser Beam Processing (AREA)
IT2002TO000376A 2002-05-07 2002-05-07 SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS ITTO20020376A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2002TO000376A ITTO20020376A1 (en) 2002-05-07 2002-05-07 SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS
EP03007729A EP1361015A1 (en) 2002-05-07 2003-04-04 System and method for monitoring laser welds, particularly in tailored blanks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000376A ITTO20020376A1 (en) 2002-05-07 2002-05-07 SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS

Publications (2)

Publication Number Publication Date
ITTO20020376A0 ITTO20020376A0 (en) 2002-05-07
ITTO20020376A1 true ITTO20020376A1 (en) 2003-11-07

Family

ID=27639049

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002TO000376A ITTO20020376A1 (en) 2002-05-07 2002-05-07 SYSTEM AND PROCEDURE FOR MONITORING LASER WELDINGS, FOR EXAMPLE SEMI-FINISHED WELDINGS CONSTITUTED BY METAL SHEET ELEMENTS

Country Status (2)

Country Link
EP (1) EP1361015A1 (en)
IT (1) ITTO20020376A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20040013A1 (en) * 2004-01-13 2004-04-13 Fiat Ricerche PROCEDURE FOR THE QUALITY CONTROL OF INDUSTRIAL PROCESSES IN PARTICULAR LASER WELDING PROCESSES
ATE425837T1 (en) 2004-09-14 2009-04-15 Fiat Ricerche DEVICE AND METHOD FOR THE QUALITY MONITORING OF INDUSTRIAL PROCESSES
EP1677170A1 (en) 2004-12-30 2006-07-05 C.R.F. Società Consortile per Azioni Module with sensor means for monitoring industrial processes
EP1767308B1 (en) * 2005-09-22 2008-03-19 C.R.F. Società Consortile per Azioni Method for controlling the quality of laser-welding processes, control system and program product therefor
ITTO20090158U1 (en) 2009-11-02 2011-05-03 Fiat Ricerche MONITORING MODULE OF INDUSTRIAL PROCESSES
EP3898061B1 (en) * 2018-12-19 2024-03-06 IPG Photonics Corporation Monitoring material processing using imaging signal density determined from inline coherent imaging (ici)
DE102020205638A1 (en) * 2020-05-05 2021-11-11 Robert Bosch Gesellschaft mit beschränkter Haftung Monitoring device for a laser beam welding system, laser beam welding system and method for monitoring
CN112461860B (en) * 2020-12-04 2025-01-07 广州德擎光学科技有限公司 Laser processing part processing point quality detection method, device and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663513A (en) * 1985-11-26 1987-05-05 Spectra-Physics, Inc. Method and apparatus for monitoring laser processes
US5651903A (en) * 1995-10-12 1997-07-29 Trw Inc. Method and apparatus for evaluating laser welding
GB9719527D0 (en) * 1997-09-12 1997-11-19 Powerlasers Ltd Fuzzy neural-network controller for laser welding systems
US6188041B1 (en) * 1998-11-13 2001-02-13 Korea Atomic Energy Research Institute Method and apparatus for real-time weld process monitoring in a pulsed laser welding
WO2000041837A1 (en) * 1999-01-14 2000-07-20 Powerlasers Limited Method for laser processing fault detection
DE19962967B4 (en) * 1999-12-24 2004-12-23 Robert Bosch Gmbh Procedures for monitoring manufacturing processes
ITTO20010688A1 (en) * 2001-07-13 2003-01-13 Fiat Ricerche QUALITY CONTROL SYSTEM OF A LASER WELDING.

Also Published As

Publication number Publication date
ITTO20020376A0 (en) 2002-05-07
EP1361015A1 (en) 2003-11-12

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